Science

Friday, 24 April 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

Did you know?

Brain
Sleep is essential for the proper functioning of the brain.
During sleep, the brain stores and systematizes information.
Ganymede
Probably in 365 BC, the Chinese astronomer Gan De managed to observe Ganymede with the naked eye.
Cosmos
Light from the surface of the Sun to Earth travels about 8 minutes and 10 seconds.
This means that when we look at the Sun in the sky, we see it where it was more than 8 minutes ago.
Brain
Physical activity is equally important for the proper functioning of the brain, as it helps to create new nerve connections.
Medium-intensity aerobic exercise is considered the most effective.
Nicotine
Nicotine was observed to fight gastrointestinal parasites.
Pygmies are said to be the most addicted to nicotine. In the Aka tribe living in central Africa, alm ...
Mushrooms
There are mushrooms that hunt animals.
An example of such a mushroom is the oyster mushroom. When it lacks protein, it hunts nematodes by f ...
Moon
The moon was formed about 4527 billion years ago, or about 30 to 50 million years after the formation of the solar system.
Graphene
Graphene is a desirable material due to its characteristics - the properties and use of graphene in the modern world can completely revolutionize science and technology.
Graphene is currently the thinnest, lightest, and strongest material discovered by man It is an exc ...
Amber
Amber comes in various shapes and a wide range of shades.
Shapes resemble raindrops, rods, or lenses, and vary in shades of yellow, red, orange, brown, and even white opaque. Approximately 300 colors have been cataloged up to this day.
Silver
Silver is a chemical element with the symbol Ag, belonging to the group of transition metals (gold, platinum) in the periodic table.
The Latin name for silver is argentum.